8,274 results
8,274 results for: Fish
- Archaeology
Peru’s plenty brought ancient human migration to a crawl
Ancient Americans reached Peru 15,000 years ago and stayed put, excavations suggest.
- Life
How bearded dragons switch their sex
RNA editing might affect reptile sex determination at temperature extremes.
- Genetics
DNA evidence is rewriting domestication origin stories
DNA studies are rewriting the how-we-met stories of domestication.
- Paleontology
Primitive whales had mediocre hearing
Fossils suggest that early whale hearing was run-of-the-mill, along the same line as that of land mammals.
- Animals
Blennies have a lot of fang for such little fishes
Unlike snakes, blennies evolved fangs before venom, through probably not because of any need to hunt big prey.
- Animals
Seabirds use preening to decide how to divvy up parenting duties
Seabirds in poor condition may communicate this information to their partner by delaying or withholding preening.
- Climate
Lakes worldwide feel the heat from climate change
Lakes worldwide are warming with consequences for every part of the food web, from algae, to walleye, to freshwater seals.
- Animals
Venomous fish have evolved many ways to inflict pain
Fish venom shows great diversity and is being studied to treat pain, cancer and other diseases.
- Oceans
The Arctic is a final garbage dump for ocean plastic
Ocean currents dump plastic garbage from the North Atlantic into previously pristine Arctic waters, new research shows.
- Oceans
The Arctic is a final garbage dump for ocean plastic
Ocean currents dump plastic garbage from the North Atlantic into previously pristine Arctic waters, new research shows.
- Animals
How a dolphin eats an octopus without dying
An octopus’s tentacles can kill a dolphin — or a human — when eaten alive. But wily dolphins in Australia have figured out how to do this safely.
- Earth
‘River piracy’ on a high glacier lets one waterway rob another
The melting of one of Canada’s largest glaciers has rerouted meltwater from one stream into another in an instance of river piracy.
